. >>> a source tells abc news that investigators are looking into criminal larges against lance armstrong. today is his last chance to come clean to investigators. armstrong is being investigated for obstruction of justice, witness tampering and intimidation. he confessed to lying and using performance enhancing drugs throughout his career. that all happened in that famous interview with oprah. armstrong is serving a lifetime ban from competitive sports. >>> it looks like there were concerns about the power in the superdome months before it went out. documents show that officials worried about an outage and spent hundreds of thousands on upgrades to power lines that were decade. but it wasn't enough as we saw sunday night. investigators still haven't pin pointed the exact cause of the outage. we do know it was not beyonce's hairdry hairdryer. >>> a sad scene in san francisco. 49ers players cleaned out their lockers yesterday and marked the official end of the season for the team. the players signed autographs and packed up their gear, some for a final time. quarterback colin kaepernick to